54320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1$

素因数の和:117

約数の個数: 40

約数和(自身を含む): 145824

約数和(自身を除く): 91504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 5432, 6790, 7760, 10864, 13580, 27160, 54320]

約数ペア:

[(1, 54320), (2, 27160), (4, 13580), (5, 10864), (7, 7760), (8, 6790), (10, 5432), (14, 3880), (16, 3395), (20, 2716), (28, 1940), (35, 1552), (40, 1358), (56, 970), (70, 776), (80, 679), (97, 560), (112, 485), (140, 388), (194, 280)]